SIGNAL PEAK WATER COMPANY
Arizona — Community Water System — PWSID: AZ0411079
System Information
| PWSID | AZ0411079 |
| System Name | SIGNAL PEAK WATER COMPANY |
| System Type | Community Water System |
| Water Source | Ground Water Purchased |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Oct 5, 1979 |
| Last Reported | Mar 12, 2026 |
Location & Contact
| State | Arizona |
| City | TEMPE |
| ZIP Code | 85281 |
| Address | — |
| Organization | BAKER, NORMAN D |
| Phone | 602-725-7960 |
Population & Service
| Population Served | 99 |
| Service Connections | 37 |
Drinking Water Violations (208)
This water system has 208 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 1, 2024 | — | RPT | No | No | — | — | — | Resolved | Oct 11, 2024 | — | |
| Sep 1, 2024 | — | RPT | No | No | — | — | — | Resolved | Oct 11, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jun 1, 2024 | — | RPT | No | No | — | — | — | Resolved | Jul 24, 2024 | — | |
| Jun 1, 2024 | — | RPT | No | No | — | — | — | Resolved | Jul 24, 2024 | — | |
| Feb 1, 2024 | Feb 29, 2024 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Feb 29, 2024 | — | |
| Feb 1, 2024 | — | RPT | No | No | — | — | — | Resolved | Mar 18, 2024 | — | |
| Feb 1, 2024 | — | RPT | No | No | — | — | — | Resolved | Mar 18, 2024 | — | |
| Feb 1, 2024 | Feb 29, 2024 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Feb 29, 2024 | — | |
| Aug 1, 2023 | — | RPT | No | No | — | — | — | Resolved | Feb 27, 2024 | — | |
| Aug 1, 2023 | — | RPT | No | No | — | — | — | Resolved | Feb 27, 2024 | — | |
| Apr 1, 2022 | — | RPT | No | No | — | — | — | Resolved | May 30, 2022 | — | |
| Apr 1, 2022 | — | RPT | No | No | — | — | — | Resolved | May 30, 2022 | — | |
| Jan 1, 2020 | — | RPT | No | No | — | — | — | Resolved | Feb 20, 2020 | — | |
| Jan 1, 2020 | — | RPT | No | No | — | — | — | Resolved | Feb 20, 2020 | — | |
| Dec 1, 2017 | — | RPT | No | No | — | — | — | Resolved | Jan 17, 2018 | — | |
| Dec 1, 2017 | — | RPT | No | No | — | — | — | Resolved | Jan 17, 2018 | — | |
| Nov 3, 2017 | — | MR | No | No | — | TT | — | Resolved | Jun 20, 2018 | — | |
| Nov 3, 2017 | — | MR | No | No | — | TT | — | Resolved | Jun 20, 2018 | — | |
| Nov 3, 2017 | — | MR | No | No | — | TT | — | Resolved | Jun 20, 2018 | — | |
| Oct 1, 2017 | — | MR | No | No | — | TT | — | Resolved | Oct 11, 2017 | — | |
| Oct 1, 2017 | — | MR | No | No | — | TT | — | Resolved | Oct 11, 2017 | — | |
| Sep 1, 2017 | Aug 31, 2018 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2018 | — | |
| Sep 1, 2017 | Aug 31, 2018 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Aug 31, 2018 | — | |
| Sep 1, 2017 | Aug 31, 2018 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Aug 31, 2018 | — | |
| Sep 1, 2017 | Aug 31, 2018 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2018 | — | |
| Jul 1, 2017 | Sep 30, 2017 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2017 | — | |
| Jul 1, 2017 | Sep 30, 2017 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2017 | — | |
| Apr 1, 2017 | Jun 30, 2017 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2017 | — | |
| Jan 1, 2017 | Mar 31, 2017 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2017 | — | |
| Oct 1, 2016 | Dec 31, 2016 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2016 | — | |
| Oct 1, 2016 | Oct 31, 2016 | MON | No | Yes | — | — | — | Resolved | Oct 31, 2016 | — | |
| Oct 1, 2016 | Dec 31, 2016 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2016 | — | |
| Oct 1, 2016 | Oct 31, 2016 | MON | No | Yes | — | — | — | Resolved | Oct 31, 2016 | — | |
| Sep 1, 2016 | Aug 31, 2017 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Aug 31, 2017 | — | |
| Sep 1, 2016 | Aug 31, 2017 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Aug 31, 2017 | — | |
| Sep 1, 2016 | Aug 31, 2017 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2017 | — | |
| Sep 1, 2016 | Aug 31, 2017 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2017 | — | |
| Aug 1, 2016 | Aug 31, 2016 | MON | No | Yes | — | — | — | Resolved | Aug 31, 2016 | — | |
| Aug 1, 2016 | Aug 31, 2016 | MON | No | Yes | — | — | — | Resolved | Aug 31, 2016 | — | |
| Jul 1, 2016 | — | Other | No | No | — | — | — | Resolved | Oct 18, 2016 | — | |
| Jul 1, 2016 | — | Other | No | No | — | — | — | Resolved | Oct 18, 2016 | — | |
| May 1, 2016 | May 31, 2016 | MON | No | Yes | — | — | — | Resolved | May 31, 2016 | — | |
| May 1, 2016 | May 31, 2016 | MON | No | Yes | — | — | — | Resolved | May 31, 2016 | — | |
| Apr 1, 2016 | Jun 30, 2016 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2016 | — | |
| Jan 1, 2016 | Mar 31, 2016 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2016 | — | |
| Oct 1, 2015 | Dec 31, 2015 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2015 | — |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.